condition mean min max 4 h after light 11.417177500000001 11.336152 11.498203 8 h after light 10.252025 10.124346 10.379704 12 h after light 11.229911999999999 11.123672 11.336152 4 h after dark 11.6346035 11.336152 11.933055 8 h after dark 11.554042500000001 11.336152 11.771933 12 h after dark 11.336152 11.336152 11.336152