diff --git a/plots/1-1.png b/plots/1-1.png
new file mode 100644
index 0000000..401e2f7
Binary files /dev/null and b/plots/1-1.png differ
diff --git a/plots/1-3.png b/plots/1-3.png
new file mode 100644
index 0000000..1b70052
Binary files /dev/null and b/plots/1-3.png differ
diff --git a/plots/1-4.png b/plots/1-4.png
new file mode 100644
index 0000000..5eacf39
Binary files /dev/null and b/plots/1-4.png differ
diff --git a/plots/1-5.png b/plots/1-5.png
new file mode 100644
index 0000000..28df239
Binary files /dev/null and b/plots/1-5.png differ
diff --git a/plots/1-6.png b/plots/1-6.png
new file mode 100644
index 0000000..82b7c58
Binary files /dev/null and b/plots/1-6.png differ
diff --git a/plots/1-7.png b/plots/1-7.png
new file mode 100644
index 0000000..31cd5c1
Binary files /dev/null and b/plots/1-7.png differ
diff --git a/plots/1-8.png b/plots/1-8.png
new file mode 100644
index 0000000..87ae507
Binary files /dev/null and b/plots/1-8.png differ