year,ap_year,cycle_year_of_ap_year,group_mean_cbr,reconstructed,preprint,un_medium,preprint_implied_births_millions,un_births_millions,world_bank,un_lower_95,un_upper_95,un_constant_fertility,un_high_variant
2024,2023,4,27.3095,16.9172,16.916,16.222,138.07,132.41,16.273,15.568,16.876,16.359,18.019
2025,2024,5,28.4444,17.6203,17.620,16.084,145.04,132.40,,15.354,16.818,16.388,17.840
2026,2025,6,27.8620,17.2595,17.259,15.963,143.26,132.50,,15.171,16.718,16.422,17.680
2027,2026,7,28.2517,17.5009,17.501,15.843,146.47,132.59,,14.987,16.624,16.460,17.523