condition mean min max 0 h after light 0.082611 0.0 0.165222 2 h after light 0.0 0.0 0.0 4 h after light 0.083939 0.0 0.167878 8 h after light 0.0853155 0.0 0.170631 12 h after light 0.0942995 0.0 0.188599 2 h after dark 0.3550375 0.340198 0.369877 4 h after dark 0.1618035 0.1588 0.164807 8 h after dark 0.1792135 0.0 0.358427 12 h after dark 0.0 0.0 0.0