Table 6: Appearance of a potential developer on different software repositories prior to attaining the role of a developer.

Apache projects Patch submission 
(no. of days)
Bugs reported 
(no. of days)
Emails 
(no. of days)

Apache Ant 544.15 553.84 706.53
Apache Lucene 457.41 526.32 706.22
Apache Maven 385.00 396.31 709.71
Apache Solr 269.30 237.92 452.46