condition mean min max 1 h after light 7.320649062 6.439486358 8.201811766 3 h after light 5.697709684333333 5.146548499 6.266364575 5 h after light 17.818596812333332 7.345487667 23.9076387 7 h after light 35.27930397 28.4952914 40.27023681 9 h after light 50.85347231666667 43.79530228 57.35709151 11 h after light 70.38349579 64.72147534 73.21696841 13 h after light 64.45150217333334 53.75797316 71.47587067 15 h after light 60.46383929 56.47900315 67.20953957 1 h after dark 57.48181051 53.45172385 61.47371948 3 h after dark 54.92201904666667 52.29226217 58.31214299 5 h after dark 51.239638676666665 44.68799262 60.17780798 7 h after dark 39.64234568 35.68649114 44.78579326