diff --git a/myFirstRMarkdown.Rmd b/myFirstRMarkdown.Rmd
index a9c8bd6e862e30da4d01055978e88d14950af789..651bd4078846210489c65ac37a12cea33856b979 100644
--- a/myFirstRMarkdown.Rmd
+++ b/myFirstRMarkdown.Rmd
@@ -75,12 +75,13 @@ plotDT <- generationDT[,
                        keyby = .(Time_Period, rDate, Fuel_Code)]
 
 # > Use the new data to draw a chart of all generation in the data ----
-myCaption <- "Source: January 2018 wholesale generation data via EMI (NZ Electricity Authority)"
+myCaption <- "Source: December 2017 wholesale generation data via EMI (NZ Electricity Authority)"
 ggplot(plotDT, 
        aes(x = Time_Period, y = totalMW, colour = as.factor(rDate), group = rDate)) +
   geom_point() +
   facet_grid(Fuel_Code ~ .) + 
-  labs(caption = myCaption)
+  labs(caption = myCaption, y = "MW", x = "Half hour") +
+  theme(legend.title=element_blank())
 
 ```
 
@@ -94,7 +95,11 @@ plotDT <- plotDT[, pcTotalMW := 100*(totalMW/sumAllMW)] # calculate %
 # > Use the new data to draw a chart of hydro as a % of all during Christmas week ----
 ggplot(plotDT[Fuel_Code == "Hydro"], 
        aes(x = Time_Period, y = pcTotalMW, colour = as.factor(rDate), group = rDate)) +
-  geom_line()
+  geom_line() + 
+  labs(caption = myCaption, 
+       y = "% of total generation", 
+       x = "Half hour") +
+  theme(legend.title=element_blank())
 ```
 
 # Discuss your results
diff --git a/myFirstRMarkdown.html b/myFirstRMarkdown.html
index 143dd46aa0c038f561bac7cbf914e86cb84876ee..3b32cc4e95463510f11f28676ae737a6996377b5 100644
--- a/myFirstRMarkdown.html
+++ b/myFirstRMarkdown.html
@@ -218,7 +218,7 @@ div.tocify {
 
 <h1 class="title toc-ignore">myFirstRMarkdown</h1>
 <h4 class="author"><em>Ben Anderson (<a href="mailto:b.anderson@soton.ac.uk">b.anderson@soton.ac.uk</a> <code>@dataknut</code>)</em></h4>
-<h4 class="date"><em>Last run at: 2018-03-29 14:45:15</em></h4>
+<h4 class="date"><em>Last run at: 2018-03-29 14:57:58</em></h4>
 
 </div>
 
@@ -407,7 +407,11 @@ plotDT &lt;- plotDT[, pcTotalMW := 100*(totalMW/sumAllMW)] # calculate %
 # &gt; Use the new data to draw a chart of hydro as a % of all during Christmas week ----
 ggplot(plotDT[Fuel_Code == &quot;Hydro&quot;], 
        aes(x = Time_Period, y = pcTotalMW, colour = as.factor(rDate), group = rDate)) +
-  geom_line()</code></pre>
+  geom_line() + 
+  labs(caption = myCaption, 
+       y = &quot;% of total generation&quot;, 
+       x = &quot;Half hour&quot;) +
+  theme(legend.title=element_blank())</code></pre>
 <pre><code>## Warning: Removed 62 rows containing missing values (geom_path).</code></pre>
 <div class="figure">
 <img src="myFirstRMarkdown_files/figure-html/hydro%20as%20percent%20chart-1.png" alt="Plot hydro as a % of all generation by date and time period" />
diff --git a/myFirstRMarkdown.md b/myFirstRMarkdown.md
index 3af4b9825214e2f3e4110ac1c3640596c25570ec..68a2ee2e6279f9982ba96f3f3ab2bb375081820c 100644
--- a/myFirstRMarkdown.md
+++ b/myFirstRMarkdown.md
@@ -1,7 +1,7 @@
 ---
 title: "myFirstRMarkdown"
 author: "Ben Anderson (b.anderson@soton.ac.uk `@dataknut`)"
-date: 'Last run at: 2018-03-29 14:45:15'
+date: 'Last run at: 2018-03-29 14:57:58'
 output:
   html_document:
     fig_caption: yes
@@ -131,7 +131,11 @@ plotDT <- plotDT[, pcTotalMW := 100*(totalMW/sumAllMW)] # calculate %
 # > Use the new data to draw a chart of hydro as a % of all during Christmas week ----
 ggplot(plotDT[Fuel_Code == "Hydro"], 
        aes(x = Time_Period, y = pcTotalMW, colour = as.factor(rDate), group = rDate)) +
-  geom_line()
+  geom_line() + 
+  labs(caption = myCaption, 
+       y = "% of total generation", 
+       x = "Half hour") +
+  theme(legend.title=element_blank())
 ```
 
 ```
diff --git a/myFirstRMarkdown_files/figure-html/hydro as percent chart-1.png b/myFirstRMarkdown_files/figure-html/hydro as percent chart-1.png
index daffdaf4a8980c30ded78d7b7f1c6cc5e5caf332..87ca75d8bc75ada067424a27d575ec5f2ecd879c 100644
Binary files a/myFirstRMarkdown_files/figure-html/hydro as percent chart-1.png and b/myFirstRMarkdown_files/figure-html/hydro as percent chart-1.png differ
diff --git a/myFirstRMarkdown_files/figure-html/plot1-1.png b/myFirstRMarkdown_files/figure-html/plot1-1.png
index 92d9b5aedd67f13e438270c7b1e6a394fc4ea77d..c351bacbf3fd651dc138aab1aaca0886fad65253 100644
Binary files a/myFirstRMarkdown_files/figure-html/plot1-1.png and b/myFirstRMarkdown_files/figure-html/plot1-1.png differ