diff --git a/bar.go b/bar.go
index 6157ac1..325a632 100644
--- a/bar.go
+++ b/bar.go
@@ -38,6 +38,7 @@
 // Statistics represents statistics of the progress bar.
 // Cantains: Total, Current, TimeElapsed, TimePerItemEstimate
 type Statistics struct {
+	Id                  int
 	Completed           bool
 	Total               int64
 	Current             int64
@@ -494,6 +495,7 @@
 
 func newStatistics(s *state) *Statistics {
 	return &Statistics{
+		Id:                  s.id,
 		Completed:           s.completed,
 		Total:               s.total,
 		Current:             s.current,