Dodge % = (x / x + 2000)

x = 10 -> 10/2010 = 0.1% (5.1%)
x = 50 -> 50/2050 = 2.4% (7.4%)
x = 100 -> 100/2100  = 4.8% (9.8%)
x = 500 -> 500/2500 = 20% (25%)
x = 1,000 -> 1000/3000  = 33% (38%)
x = 5,000 -> 5000/6,000 = 71.4% (76.4%)
x = 10,000 -> 10000/12000 = 83.3% (80%, hard capped)