diff --git a/apiV1ChartPastYearMonthly.go b/apiV1ChartPastYearMonthly.go
new file mode 100644
index 0000000..1c99ffe
--- /dev/null
+++ b/apiV1ChartPastYearMonthly.go
@@ -0,0 +1,12 @@
+package main
+
+import (
+	"biukop.com/sfm/loan"
+	"net/http"
+)
+
+func apiV1ChartPastYearMonthly(w http.ResponseWriter, r *http.Request, ss *loan.Session) {
+	data := loan.PastYearMonthly()
+	//send out
+	apiV1SendJson(data, w, r, ss)
+}
diff --git a/chartTypeOfLoans.go b/apiV1ChartTypeOfLoans.go
similarity index 100%
rename from chartTypeOfLoans.go
rename to apiV1ChartTypeOfLoans.go
diff --git a/apiv1.go b/apiv1.go
index 75d602d..1d130a4 100644
--- a/apiv1.go
+++ b/apiv1.go
@@ -32,6 +32,7 @@ func setupApiV1Handler() []apiV1HandlerMap {
 			{"*", "logout", apiV1Logout},
 			{"GET", "chart/type-of-loans", apiV1ChartTypeOfLoans},
 			{"GET", "chart/amount-of-loans", apiV1ChartTypeOfLoans},
+			{"GET", "chart/past-year-monthly", apiV1ChartPastYearMonthly},
 			{"GET", "login", apiV1DumpRequest},
 		}
 	} else { //production
@@ -40,6 +41,7 @@ func setupApiV1Handler() []apiV1HandlerMap {
 			{"*", "logout", apiV1Logout},
 			{"GET", "chart/type-of-loans", apiV1ChartTypeOfLoans},
 			{"GET", "chart/amount-of-loans", apiV1ChartTypeOfLoans},
+			{"GET", "chart/past-year-monthly", apiV1ChartPastYearMonthly},
 			{"GET", "login", apiV1EmptyResponse},
 		}
 	}