Even though you threw in a /s (acknowledging that we are stacking hypothetical filters onto scarce data), we can actually use real astrophysical data to see how Earth stacks up. If we narrow the dataset down to the ~5,000+ confirmed exoplanets we have seen so far, and filter them by the "Earth Checklist," Earth quickly narrows down to a fraction of a percent. Here is how the math shakes out based on our current observations: The Broad Filter: The Habitable Zone (Top ~1.5% to 2%) Out of all th...