diff --git a/Excel/prod/Ratio_prod.xlsm b/Excel/prod/Ratio_prod.xlsm
index fa5e20c..8790ec5 100644
Binary files a/Excel/prod/Ratio_prod.xlsm and b/Excel/prod/Ratio_prod.xlsm differ
diff --git a/Excel/prod/VERSION.txt b/Excel/prod/VERSION.txt
index e90e35f..7dba3a2 100644
--- a/Excel/prod/VERSION.txt
+++ b/Excel/prod/VERSION.txt
@@ -1 +1 @@
-2.26
+2.27
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..e01a455
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,40 @@
+altair==5.5.0
+attrs==25.4.0
+blinker==1.9.0
+cachetools==6.2.1
+certifi==2025.10.5
+charset-normalizer==3.4.4
+click==8.3.0
+gitdb==4.0.12
+GitPython==3.1.45
+idna==3.11
+Jinja2==3.1.6
+jsonschema==4.25.1
+jsonschema-specifications==2025.9.1
+MarkupSafe==3.0.3
+mysql-connector-python==9.5.0
+narwhals==2.9.0
+numpy==2.3.4
+packaging==25.0
+pandas==2.3.3
+pillow==11.3.0
+protobuf==6.33.0
+pyarrow==22.0.0
+pydeck==0.9.1
+python-dateutil==2.9.0.post0
+python-dotenv==1.1.1
+pytz==2025.2
+referencing==0.37.0
+requests==2.32.5
+rpds-py==0.28.0
+six==1.17.0
+smmap==5.0.2
+streamlit==1.50.0
+tenacity==9.1.2
+toml==0.10.2
+tornado==6.5.2
+typing_extensions==4.15.0
+tzdata==2025.2
+urllib3==2.5.0
+watchdog==6.0.0
+bcrypt==5.0.0