condition mean min max 2 h after light 0.018930833333333334 0.0 0.113585 6 h after light 0.0 0.0 0.0 10 h after light 0.036476666666666664 0.0 0.110414 14 h after light 0.0200195 0.0 0.120117 18 h after light 0.0156547 0.0 0.0939282 2 h after dark 0.0 0.0 0.0