diff --git a/delete_data.drawio.svg b/delete_data.drawio.svg
new file mode 100644
index 0000000..35cab42
--- /dev/null
+++ b/delete_data.drawio.svg
@@ -0,0 +1,127 @@
+
\ No newline at end of file
diff --git a/make_data.drawio.svg b/make_data.drawio.svg
new file mode 100644
index 0000000..fb4d010
--- /dev/null
+++ b/make_data.drawio.svg
@@ -0,0 +1,87 @@
+
\ No newline at end of file
diff --git a/sort_data.drawio.svg b/sort_data.drawio.svg
new file mode 100644
index 0000000..472cc60
--- /dev/null
+++ b/sort_data.drawio.svg
@@ -0,0 +1,87 @@
+
\ No newline at end of file