condition mean min max 4 h after light 0.098414 0.0980313 0.0987967 8 h after light 0.1200675 0.0 0.240135 12 h after light 0.1955205 0.0 0.391041 4 h after dark 0.17274704999999999 0.0854471 0.260047 8 h after dark 0.341428 0.254657 0.428199 12 h after dark 0.155298 0.141972 0.168624