diff --git a/ch01.asciidoc b/ch01.asciidoc
index 3bc92b81..eadeeac5 100644
--- a/ch01.asciidoc
+++ b/ch01.asciidoc
@@ -493,6 +493,10 @@ The difficulty of finding a bitcoin block is approximately '10 minutes of proces
 === Double-spend protection
 
 === Asymptotic reward reduction
+
+.Bitcoin issuance gets slower over time, as it approaches the maximum 21 million bitcoins to be issued. 
+image::images/740px-Total_bitcoins_over_time_graph.png["Bitcoins issued as mining rewards, over time"]
+
 === Finite monetary supply
 === Divisibility and deflation