these numbers show it is not a smart move to go to the NFL early if you are not for sure a first round level talent.
Pick Six Previews@PickSixPreviews 3m3 minutes ago
113 underclassmen declared early for the 2018 NFL Draft -- a new record Underclassmen vs. % that go undrafted:
2018- 113 (37, 33%)
2017- 96 (22, 23%)
2016- 110 (54, 50%)
2015- 84 (24, 29%)
2014- 102 (39, 39%)
2013- 79 (25, 32%)
2012- 68 (23, 34%)
2011- 56 (14, 25%)
Pick Six Previews@PickSixPreviews 3m3 minutes ago
113 underclassmen declared early for the 2018 NFL Draft -- a new record Underclassmen vs. % that go undrafted:
2018- 113 (37, 33%)
2017- 96 (22, 23%)
2016- 110 (54, 50%)
2015- 84 (24, 29%)
2014- 102 (39, 39%)
2013- 79 (25, 32%)
2012- 68 (23, 34%)
2011- 56 (14, 25%)