condition mean min max 0 h after light 0.02729975 0.0 0.0545995 2 h after light 0.055641 0.0 0.111282 4 h after light 0.0515335 0.0 0.103067 8 h after light 0.0 0.0 0.0 12 h after light 0.111235 0.0 0.22247 2 h after dark 0.0567705 0.0 0.113541 4 h after dark 0.07145 0.0 0.1429 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0