Single drum rollers 2014 2,192 h United States, Holland, Michigan
Towed vibratory rollers 2024 24 h United States, Fort Dodge, Iowa
Single drum rollers 2018 834 h United States, Calhoun, Georgia
Single drum rollers 2017 947 h United States, Richmond, Virginia
Single drum rollers 2016 2,014 h United States, Richmond, Virginia
Single drum rollers 2018 2,072 h United States, Denver, Colorado