DATE MIN. TEMP. (F) MAX. TEMP. (F) HDD SUM HDD TOTAL PRECIP. (in.) PRECIP. pH YTD PRECIP. (in.) GDD SUM GDD SNOW DEPTH (in.) YTD SNOW (in.) AVE. WIND DIR. (deg) MAX. WIND SPEED (mph) MAX. UVB (mW
m^2)		 MAX. HOURLY AVG. OZONE (ppb)
06/01/2018 66.8 86.5 . . 0.13 5.38 19.65 27 472 . . 161 9 258 43
06/02/2018 65.0 81.9 . . 0.00 . 19.65 23 496 . . 29 17 243 37
06/03/2018 51.2 75.0 . . 0.01 5.38 19.67 13 509 . . 160 18 250 37
06/04/2018 48.7 70.7 . . 0.61 5.39 20.28 10 519 . . 133 10 217 31
06/05/2018 46.7 70.4 . . 0.01 . 20.28 9 527 . . 323 18 214 38
06/06/2018 45.5 69.3 . . 0.00 . 20.28 7 534 . . 27 10 222 26
06/07/2018 53.3 75.3 . . 0.00 . 20.28 14 549 . . 174 13 219 51
06/08/2018 52.4 83.0 . . 0.00 . 20.28 18 566 . . 185 10 222 59
06/09/2018 50.9 77.5 . . 0.00 . 20.28 14 581 . . 54 11 228 40
06/10/2018 52.0 70.1 . . 0.00 . 20.28 11 592 . . 163 5 106 32
06/11/2018 51.2 77.6 . . 0.00 . 20.28 14 606 . . 151 12 226 50
06/12/2018 44.1 81.1 . . 0.00 . 20.28 13 619 . . 205 20 221 64
06/13/2018 52.8 74.9 . . 0.01 4.30 20.30 14 633 . . 182 12 110 36
06/14/2018 56.8 80.6 . . 0.00 . 20.30 19 651 . . 315 23 224 51
06/15/2018 52.0 73.0 . . 0.00 . 20.30 13 664 . . 43 16 177 37
06/16/2018 45.4 85.6 . . 0.00 . 20.30 16 679 . . 74 14 249 40
06/17/2018 49.1 91.0 . . 0.00 . 20.30 20 699 . . 181 10 238 79
06/18/2018 63.3 96.4 . . 0.06 4.71 20.35 30 729 . . 206 21 247 69
06/19/2018 56.8 84.3 . . 0.01 4.71 20.36 21 750 . . 28 20 252 41
06/20/2018 54.8 81.8 . . 0.00 . 20.36 18 768 . . 223 13 244 55
06/21/2018 60.7 86.4 . . 0.00 . 20.36 24 792 . . 46 16 249 41
06/22/2018 48.8 83.6 . . 0.00 . 20.36 16 808 . . 158 13 265 51
06/23/2018 57.2 65.5 . . 0.02 5.43 20.39 11 819 . . 135 16 124 38
06/24/2018 61.1 88.2 . . 0.83 5.43 21.22 25 844 . . 271 18 257 44
06/25/2018 48.5 78.1 . . 0.03 5.43 21.25 13 857 . . 13 23 253 35
06/26/2018 42.8 81.5 . . 0.00 . 21.25 12 869 . . 221 13 238 66
06/27/2018 57.2 76.1 . . 0.35 5.24 21.60 17 886 . . 170 18 124 40
06/28/2018 65.6 80.2 . . 2.14 5.24 23.74 23 909 . . 169 13 239 45
06/29/2018 59.8 90.9 . . 0.00 . 23.74 25 934 . . 320 10 247 53
06/30/2018 58.4 94.2 . . 0.00 . 23.74 26 960 . . 186 11 246 59
07/01/2018 65.7 97.8 . . 0.00 . 23.74 32 992 . . 169 10 241 53
07/02/2018 67.2 97.2 . . 0.00 . 23.74 32 1024 . . 172 13 238 112
07/03/2018 68.3 96.5 . . 0.00 . 23.74 32 1057 . . 176 10 247 55
07/04/2018 68.3 96.3 . . 0.00 . 23.74 32 1089 . . 153 11 241 44
07/05/2018 68.0 93.3 . . 0.00 . 23.74 31 1119 . . 183 13 244 44
07/06/2018 59.4 84.9 . . 0.18 5.53 23.92 22 1142 . . 325 18 232 33
07/07/2018 48.1 79.1 . . 0.00 . 23.92 14 1155 . . 65 14 222 35
07/08/2018 47.9 86.0 . . 0.00 . 23.92 17 1172 . . 155 10 237 36
07/09/2018 53.3 91.2 . . 0.00 . 23.92 22 1194 . . 177 12 242 50
07/10/2018 67.1 94.1 . . 0.00 . 23.92 31 1225 . . 266 11 233 74
07/11/2018 55.2 85.9 . . 0.00 . 23.92 21 1246 . . 41 16 210 41
07/12/2018 49.7 87.4 . . 0.00 . 23.92 19 1264 . . 110 14 206 42
07/13/2018 54.6 90.4 . . 0.00 . 23.92 22 1287 . . 190 11 221 75
07/14/2018 63.4 94.4 . . 0.31 4.56 24.23 29 1316 . . 188 25 222 57
07/15/2018 68.6 89.3 . . 0.06 4.56 24.29 29 1345 . . 193 10 230 50
07/16/2018 64.5 96.4 . . 0.43 4.46 24.72 30 1375 . . 172 17 230 58
07/17/2018 66.5 90.9 . . 1.13 4.83 25.85 29 1404 . . 178 26 269 52
07/18/2018 53.9 82.3 . . 0.00 . 25.85 18 1422 . . 46 16 223 32
07/19/2018 49.0 83.5 . . 0.00 . 25.85 16 1438 . . 158 10 227 39
07/20/2018 52.7 87.3 . . 0.00 . 25.85 20 1458 . . 177 11 231 65
07/21/2018 53.0 81.8 . . 0.00 . 25.85 17 1476 . . 146 20 232 38
07/22/2018 63.7 87.2 . . 0.44 5.40 26.29 25 1501 . . 154 24 245 38
07/23/2018 72.4 83.3 . . 1.12 5.40 27.41 28 1529 . . 171 18 268 30
07/24/2018 73.4 89.7 . . 0.00 . 27.41 32 1560 . . 177 21 253 24
07/25/2018 69.7 80.4 . . 1.74 5.25 29.16 25 1585 . . 178 21 258 32
07/26/2018 67.7 87.9 . . 0.08 5.20 29.24 28 1613 . . 151 14 240 38
07/27/2018 64.5 91.6 . . 0.82 4.87 30.06 28 1641 . . 162 19 231 56
07/28/2018 63.5 86.6 . . 0.02 4.87 30.08 25 1666 . . 164 10 239 42
07/29/2018 58.4 82.1 . . 0.00 . 30.08 20 1687 . . 7 12 241 32
07/30/2018 54.6 83.7 . . 0.00 . 30.08 19 1706 . . 154 9 215 33
07/31/2018 58.2 86.0 . . 0.00 . 30.08 22 1728 . . 169 8 221 53
08/01/2018 64.0 87.8 . . 0.84 4.90 30.92 26 1754 . . 162 14 205 106
08/02/2018 70.3 90.5 . . 1.78 5.05 32.69 30 1784 . . 218 14 280 47
08/03/2018 67.9 89.4 . . 0.44 5.42 33.13 29 1813 . . 170 18 253 39
08/04/2018 65.9 85.4 . . 0.56 5.42 33.69 26 1838 . . 105 10 247 38
08/05/2018 61.3 90.8 . . 0.00 . 33.69 26 1865 . . 204 9 220 46
08/06/2018 64.4 94.5 . . 0.00 . 33.69 29 1894 . . 156 8 218 48
08/07/2018 69.0 93.9 . . 0.00 . 33.69 31 1925 . . 185 15 216 0
08/08/2018 65.8 90.7 . . 0.44 5.80 34.12 28 1954 . . 210 15 222 .
08/09/2018 62.7 87.8 . . 0.00 . 34.12 25 1979 . . 45 13 218 45
08/10/2018 58.4 87.7 . . 0.00 . 34.12 23 2002 . . 89 9 224 15
08/11/2018 63.6 76.0 . . 1.22 5.95 35.34 20 2022 . . 104 7 84 .
08/12/2018 66.6 82.7 . . 0.00 . 35.34 25 2046 . . 42 13 173 .
08/13/2018 67.1 76.4 . . 0.48 5.85 35.82 22 2068 . . 62 11 112 20
08/14/2018 67.1 87.0 . . 0.12 4.55 35.94 27 2095 . . 175 19 208 57
08/15/2018 64.0 88.5 . . 0.00 . 35.94 26 2121 . . 331 11 200 38
08/16/2018 63.6 90.1 . . 0.00 . 35.94 27 2148 . . 215 10 172 47
08/17/2018 65.7 90.7 . . 1.31 5.01 37.26 28 2176 . . 172 17 210 65
08/18/2018 63.3 86.5 . . 1.22 5.01 38.47 25 2201 . . 51 17 186 36
08/19/2018 63.0 81.3 . . 0.00 . 38.47 22 2224 . . 89 17 204 32
08/20/2018 56.7 79.5 . . 0.00 . 38.47 18 2242 . . 117 12 184 33
08/21/2018 62.6 81.4 . . 0.00 . 38.47 22 2264 . . 166 13 208 43
08/22/2018 62.2 83.7 . . 0.74 5.30 39.21 23 2287 . . 271 16 208 42
08/23/2018 54.0 79.1 . . 0.00 . 39.21 17 2303 . . 341 14 185 29
08/24/2018 51.0 85.0 . . 0.00 . 39.21 18 2321 . . 174 9 188 54
08/25/2018 55.1 83.2 . . 0.00 . 39.21 19 2340 . . 165 9 198 51
08/26/2018 57.6 86.5 . . 0.00 . 39.21 22 2362 . . 194 14 178 44
08/27/2018 63.3 88.4 . . 0.00 . 39.21 26 2388 . . 172 9 159 53
08/28/2018 70.7 95.5 . . 0.00 . 39.21 33 2421 . . 193 11 168 52
08/29/2018 72.8 95.7 . . 0.00 . 39.21 34 2456 . . 196 14 194 55
08/30/2018 64.1 86.5 . . 0.00 . 39.21 25 2481 . . 35 18 208 39
08/31/2018 60.3 74.6 . . 0.00 . 39.21 17 2498 . . 111 8 118 20
09/01/2018 61.7 77.5 . . 0.00 . 39.21 20 2518 . . 166 10 217 34
09/02/2018 59.3 84.2 . . 0.00 . 39.21 22 2540 . . 173 9 161 46
09/03/2018 68.8 94.2 . . 0.00 . 39.21 32 2571 . . 202 10 189 42
09/04/2018 64.9 90.4 . . 0.00 . 39.21 28 2599 . . 82 10 195 38
09/05/2018 61.8 93.7 . . 0.00 . 39.21 28 2627 . . 191 10 190 73
09/06/2018 70.6 96.3 . . 0.81 5.59 40.02 33 2660 . . 157 24 184 59
09/07/2018 61.1 71.3 . . 1.41 5.59 41.43 16 2676 . . 96 9 111 23
09/08/2018 49.1 65.0 . . 0.00 . 41.43 7 2683 . . 42 12 75 22
09/09/2018 48.6 60.1 . . 0.00 . 41.43 4 2688 . . 70 11 50 18
09/10/2018 50.0 57.3 . . 1.16 5.32 42.59 4 2691 . . 122 21 38 24
09/11/2018 56.6 75.0 . . 0.01 5.32 42.60 16 2707 . . 328 6 147 24
09/12/2018 65.4 72.2 . . 1.60 4.84 44.20 19 2726 . . 14 8 90 11
09/13/2018 63.6 81.0 . . 0.17 4.92 44.36 22 2748 . . 104 9 189 23
09/14/2018 62.1 77.8 . . 0.00 . 44.36 20 2768 . . 146 10 149 25
09/15/2018 61.8 86.6 . . 0.00 . 44.36 24 2792 . . 150 7 193 33
09/16/2018 58.4 88.1 . . 0.00 . 44.36 23 2816 . . 183 7 182 38
09/17/2018 61.1 83.4 . . 0.19 5.33 44.56 22 2838 . . 171 12 207 43
09/18/2018 62.7 80.0 . . 1.74 5.33 46.30 21 2859 . . 116 13 130 35
09/19/2018 60.2 79.0 . . 0.00 . 46.30 20 2879 . . 48 13 168 31
09/20/2018 57.1 73.8 . . 0.02 4.93 46.31 15 2894 . . 335 9 118 23
09/21/2018 63.1 70.9 . . 0.04 5.94 46.35 17 2911 . . 193 16 79 32
09/22/2018 48.5 70.2 . . 0.09 5.94 46.43 9 2921 . . 41 18 89 29
09/23/2018 45.3 61.3 . . 0.00 . 46.43 3 2924 . . 130 5 59 21
09/24/2018 40.8 61.5 . . 0.00 . 46.43 1 2925 . . 129 20 105 23
09/25/2018 50.1 61.1 . . 1.73 5.33 48.17 6 2931 . . 115 14 20 24
09/26/2018 59.9 84.6 . . 0.21 5.50 48.37 22 2953 . . 208 17 180 38
09/27/2018 52.6 70.7 . . 0.09 5.27 48.47 12 2965 . . 50 14 146 31
09/28/2018 49.2 59.3 . . 0.71 5.27 49.18 4 2969 . . 91 13 69 27
09/29/2018 45.3 68.2 . . 0.00 . 49.18 7 2976 . . 82 8 116 30
09/30/2018 41.2 68.5 . . 0.00 . 49.18 5 2980 . . 184 13 109 32
10/01/2018 48.7 72.2 5 5 0.07 4.98 49.24 10 2991 0.0 0.0 35 11 104 31
10/02/2018 53.5 68.7 4 8 1.09 4.98 50.33 11 3002 0.0 0.0 154 22 41 26
10/03/2018 53.5 71.3 3 11 0.00 . 50.33 12 3014 0.0 0.0 85 10 110 29
10/04/2018 50.7 75.5 2 13 0.00 . 50.33 13 3028 0.0 0.0 151 17 131 32
10/05/2018 47.9 66.0 8 21 0.00 . 50.33 7 3035 0.0 0.0 33 14 122 30
10/06/2018 51.2 63.4 8 29 0.02 4.38 50.35 7 3042 0.0 0.0 188 13 36 22
10/07/2018 56.5 83.6 0 29 0.01 4.38 50.36 20 3062 0.0 0.0 280 13 132 31
10/08/2018 52.7 61.2 8 37 0.00 . 50.36 7 3069 0.0 0.0 347 11 20 14
10/09/2018 60.8 80.9 0 37 0.00 . 50.36 21 3090 0.0 0.0 235 14 117 33
10/10/2018 67.4 84.1 0 37 0.00 . 50.36 26 3115 0.0 0.0 216 18 127 35
10/11/2018 61.4 76.7 0 37 1.48 5.61 51.85 19 3134 0.0 0.0 177 14 57 28
10/12/2018 42.2 61.8 13 50 0.00 . 51.85 2 3136 0.0 0.0 18 27 112 29
10/13/2018 35.3 56.2 19 69 0.18 5.37 52.03 0 3136 0.0 0.0 297 12 79 30
10/14/2018 32.3 61.6 18 87 0.00 . 52.03 0 3136 0.0 0.0 191 12 92 35
10/15/2018 38.2 63.7 14 101 0.09 5.37 52.12 1 3137 0.0 0.0 222 22 28 24
10/16/2018 37.3 57.8 17 118 0.00 . 52.12 0 3137 0.0 0.0 314 26 80 30
10/17/2018 37.7 61.0 16 134 0.00 . 52.12 0 3137 0.0 0.0 302 25 84 31
10/18/2018 28.0 49.0 27 161 0.00 . 52.12 0 3137 0.0 0.0 350 20 71 33
10/19/2018 27.3 62.7 20 181 0.00 . 52.12 0 3137 0.0 0.0 198 14 79 33
10/20/2018 44.9 61.7 12 192 0.08 5.69 52.20 3 3141 0.0 0.0 252 18 72 32
10/21/2018 33.0 46.7 25 217 0.02 5.69 52.22 0 3141 0.0 0.0 1 26 57 32
10/22/2018 31.2 47.8 26 243 0.00 . 52.22 0 3141 0.0 0.0 229 13 41 24
10/23/2018 39.0 63.5 14 257 0.22 6.53 52.44 1 3142 0.0 0.0 220 33 62 37
10/24/2018 35.6 51.8 21 278 0.00 . 52.44 0 3142 0.0 0.0 5 23 57 31
10/25/2018 31.1 51.2 24 302 0.00 . 52.44 0 3142 0.0 0.0 327 18 59 33
10/26/2018 26.9 48.2 27 329 0.00 . 52.44 0 3142 0.0 0.0 129 9 61 28
10/27/2018 36.9 45.8 24 353 0.92 5.34 53.36 0 3142 0.0 0.0 50 24 16 34
10/28/2018 40.8 53.0 18 371 0.07 5.30 53.43 0 3142 0.0 0.0 236 16 50 26
10/29/2018 40.4 55.0 17 388 0.21 5.13 53.64 0 3142 0.0 0.0 296 16 55 30
10/30/2018 28.0 52.9 25 413 0.00 . 53.64 0 3142 0.0 0.0 27 14 62 37
10/31/2018 26.4 66.3 19 432 0.01 4.52 53.65 0 3142 0.0 0.0 199 18 62 39
11/01/2018 47.6 62.3 10 442 0.00 . 53.65 . . 0.0 0.0 42 12 57 31
11/02/2018 49.6 67.5 6 448 2.05 5.33 55.70 . . 0.0 0.0 196 28 33 30
11/03/2018 39.5 56.6 17 465 1.00 5.33 56.70 . . 0.0 0.0 285 32 55 39
11/04/2018 30.2 53.8 23 488 0.00 . 56.70 . . 0.0 0.0 36 14 59 29
11/05/2018 32.1 47.4 25 513 0.26 5.22 56.96 . . 0.0 0.0 82 17 18 24
11/06/2018 44.7 53.9 16 529 0.57 5.22 57.53 . . 0.0 0.0 186 15 13 20
11/07/2018 42.0 60.9 14 543 0.00 . 57.53 . . 0.0 0.0 255 23 63 34
11/08/2018 27.6 51.6 25 568 0.00 . 57.53 . . 0.0 0.0 59 13 59 25
11/09/2018 25.2 45.8 29 598 0.45 5.20 57.98 . . 0.0 0.0 33 17 25 19
11/10/2018 28.0 45.5 28 626 0.10 5.20 58.08 . . 0.0 0.0 292 28 46 33
11/11/2018 24.4 45.3 30 656 0.00 . 58.08 . . 0.0 0.0 314 17 48 35
11/12/2018 20.7 50.1 30 686 0.02 5.44 58.10 . . 0.0 0.0 166 14 45 30
11/13/2018 35.1 39.8 28 713 1.06 5.44 59.16 . . 0.0 0.0 339 24 25 31
11/14/2018 24.7 36.5 34 748 0.00 . 59.16 . . 0.0 0.0 330 24 44 36
11/15/2018 21.7 31.7 38 786 0.75 5.37 59.91 . . 5.0 5.0 82 21 25 33
11/16/2018 28.7 39.1 31 817 0.27 5.37 60.18 . . 2.0 7.0 321 24 15 33
11/17/2018 35.7 44.6 25 842 0.00 . 60.18 . . 0.0 7.0 286 15 25 28
11/18/2018 31.0 40.4 29 871 0.00 . 60.18 . . 0.0 7.0 102 8 28 32
11/19/2018 32.4 40.7 28 899 0.20 4.12 60.38 . . 0.0 7.0 337 7 32 19
11/20/2018 31.1 36.7 31 931 0.06 4.12 60.44 . . 0.0 7.0 338 10 14 26
11/21/2018 18.6 41.4 35 966 0.05 4.84 60.48 . . 0.5 7.5 281 26 25 35
11/22/2018 7.5 23.0 50 1015 0.00 . 60.48 . . 0.0 7.5 351 23 30 35
11/23/2018 2.2 31.7 48 1063 0.00 . 60.48 . . 0.0 7.5 181 11 31 31
11/24/2018 22.4 41.2 33 1097 0.33 5.35 60.82 . . 0.0 7.5 154 10 19 30
11/25/2018 36.1 46.3 24 1120 0.15 5.35 60.97 . . 0.0 7.5 347 11 26 29
11/26/2018 30.7 45.2 27 1147 0.44 . 61.41 . . 0.0 7.5 121 21 15 36
11/27/2018 32.3 41.5 28 1175 0.28 5.23 61.69 . . 0.0 7.5 285 22 24 37
11/28/2018 32.3 41.6 28 1204 0.01 5.23 61.70 . . 0.5 8.0 297 28 22 24
11/29/2018 28.5 46.1 28 1231 0.00 . 61.70 . . 0.0 8.0 330 24 32 32
11/30/2018 25.1 36.2 34 1266 0.01 5.15 61.71 . . 0.0 8.0 134 4 15 28
12/01/2018 23.1 41.9 32 1298 0.07 5.15 61.78 . . 0.0 8.0 128 10 35 27
12/02/2018 36.2 47.6 23 1321 0.57 5.15 62.35 . . 0.0 8.0 70 14 12 27
12/03/2018 38.4 54.9 18 1340 0.00 . 62.35 . . 0.0 8.0 272 32 35 24
12/04/2018 20.8 38.4 35 1375 0.00 . 62.35 . . 0.0 8.0 4 26 24 37
12/05/2018 13.8 33.6 41 1416 0.00 . 62.35 . . 0.0 8.0 337 8 25 36
12/06/2018 13.3 39.3 39 1455 0.00 . 62.35 . . 0.0 8.0 229 16 24 30
12/07/2018 16.1 37.0 38 1493 0.00 . 62.35 . . 0.0 8.0 321 22 23 32
12/08/2018 10.7 29.4 45 1538 0.00 . 62.35 . . 0.0 8.0 134 7 22 33
12/09/2018 12.3 34.8 41 1580 0.00 . 62.35 . . 0.0 8.0 190 15 24 34
12/10/2018 16.1 37.1 38 1618 0.00 . 62.35 . . 0.0 8.0 29 17 25 36
12/11/2018 10.9 37.5 41 1659 0.00 . 62.35 . . 0.0 8.0 216 12 23 28
12/12/2018 18.2 37.3 37 1696 0.00 . 62.35 . . 0.0 8.0 69 9 23 30
12/13/2018 20.7 32.1 39 1735 0.00 . 62.35 . . 0.0 8.0 135 12 8 30
12/14/2018 30.4 47.3 26 1761 0.00 . 62.35 . . 0.0 8.0 154 15 28 35
12/15/2018 35.2 48.8 23 1784 0.09 5.17 62.44 . . 0.0 8.0 18 12 19 30
12/16/2018 32.1 37.3 30 1814 0.93 5.17 63.37 . . 0.0 8.0 5 15 9 28
12/17/2018 31.3 40.5 29 1843 0.03 5.17 63.40 . . 0.0 8.0 318 26 17 33
12/18/2018 17.4 32.6 40 1883 0.00 . 63.40 . . 0.0 8.0 343 29 21 32
12/19/2018 12.8 38.4 39 1923 0.00 . 63.40 . . 0.0 8.0 152 8 24 31
12/20/2018 19.3 49.4 31 1953 0.21 5.26 63.61 . . 0.0 8.0 149 22 24 15
12/21/2018 44.9 61.4 12 1965 0.93 5.26 64.54 . . 0.0 8.0 157 32 14 42
12/22/2018 32.0 54.5 22 1987 0.05 5.26 64.59 . . 0.0 8.0 292 28 23 39
12/23/2018 25.3 41.4 32 2018 0.00 . 64.59 . . 0.0 8.0 295 13 27 36
12/24/2018 29.1 40.8 30 2049 0.05 4.35 64.64 . . 0.5 8.5 276 16 22 29
12/25/2018 20.9 40.0 35 2083 0.00 . 64.64 . . 0.0 8.5 329 17 24 31
12/26/2018 17.0 37.5 38 2121 0.00 . 64.64 . . 0.0 8.5 242 13 23 25
12/27/2018 27.9 37.7 32 2153 0.00 . 64.64 . . 0.0 8.5 79 15 26 34
12/28/2018 35.1 52.6 21 2174 0.44 5.20 65.07 . . 0.0 8.5 188 16 8 31
12/29/2018 27.4 51.9 25 2199 0.00 . 65.07 . . 0.0 8.5 303 25 32 32
12/30/2018 24.5 33.2 36 2236 0.01 4.99 65.08 . . 0.5 9.0 143 8 15 32
12/31/2018 26.5 41.1 31 2267 0.68 4.99 65.76 . . 0.0 9.0 156 18 16 29

For earlier data, contact Vicky Kelly at KellyV@caryinstitute.org