Nikkix X99 has seen concerts during 12 years.

Year   Concerts Seen  
2023 2 concerts
2022 2 concerts
2021 1 concert
2020 1 concert
2019 3 concerts
2018 1 concert
2017 3 concerts
2016 2 concerts
2015 1 concert
2010 2 concerts
2009 1 concert
2001 1 concert