a negative trendp < 0.001
Temporal analysis of genome size (2000–2025) revealed an overall positive correlation (ρ = 0.17, p < 0.001, n = 1,067), with complete genomes showing stronger correlation (ρ = 0.223, p < 0.001, n = 45) while contig-level assemblies exhibited a negative trend (ρ = −0.214, p < 0.001, n = 776), likely reflecting assembly fragmentation artifacts.