diff --git a/src/dailyStats.js b/src/dailyStats.js
new file mode 100644
index 0000000..0e4100c
--- /dev/null
+++ b/src/dailyStats.js
@@ -0,0 +1,17 @@
+let dailyTotal = 0
+let yesterdayTotal = 0
+
+function increment() {
+  dailyTotal++
+}
+
+function getYesterdayTotal() {
+  return yesterdayTotal
+}
+
+function resetDay() {
+  yesterdayTotal = dailyTotal
+  dailyTotal = 0
+}
+
+module.exports = { increment, getYesterdayTotal, resetDay }
\ No newline at end of file