condition mean min max 3 h after light 5.04463 4.18658 5.59673 6 h after light 6.20838 5.327 7.53615 9 h after light 7.718003333333334 6.19195 10.0728 12 h after light 8.37555 4.98943 9.91191 3 h after dark 7.60872 7.3332 8.1593 6 h after dark 6.306290000000001 5.33046 6.84506 9 h after dark 5.1290466666666665 3.94036 6.20334 12 h after dark 3.6565849999999998 3.24649 4.06668