condition mean min max 0 h after light 0.1001365 0.0 0.200273 4 h after light 0.0492767 0.0 0.0985534 8 h after light 0.1511982 0.0988934 0.203503 4 h after dark 0.098172 0.0 0.196344 8 h after dark 0.1973076 0.0992762 0.295339 12 h after dark 0.0488248 0.0 0.0976496