fix trigger count for the health endpoint (#118)

diff --git a/provider/lib/health.js b/provider/lib/health.js
index 2c56e2b..ecfba29 100644
--- a/provider/lib/health.js
+++ b/provider/lib/health.js
@@ -4,11 +4,12 @@
 
     // Health Endpoint
     this.endPoint = '/health';
-    var stats = {triggerCount: Object.keys(utils.triggers).length};
 
     // Health Logic
     this.health = function (req, res) {
 
+        var stats = {triggerCount: Object.keys(utils.triggers).length};
+
         // get all system stats in parallel
         Promise.all([
             si.mem(),