condition mean min max 0 h after light 0.114201 0.0 0.228402 4 h after light 0.116155 0.0 0.23231 8 h after light 0.1160425 0.0 0.232085 4 h after dark 0.0 0.0 0.0 8 h after dark 0.22549249999999998 0.224546 0.226439 12 h after dark 0.222729 0.0 0.445458