condition mean min max 2 h after light 0.9831071666666666 0.315111 1.53267 6 h after light 1.3245273333333334 0.450761 2.86215 10 h after light 1.0960356666666666 0.277661 2.96865 14 h after light 1.6648295 0.615087 2.19597 18 h after light 0.923537 0.762235 1.20245 2 h after dark 0.49514450000000004 0.0 1.17982