Update README with comprehensive album statistics and insights

- Corrected inaccurate statistics (was showing 192 new albums vs actual 8)
- Added detailed decade analysis showing 1970s dominance (155 albums, 31%)
- Added artist breakdown: Beatles lead with 9 albums, Dylan 7, Rolling Stones 6
- Added label analysis: Columbia Records leads with 48 albums
- Added era insights showing remarkable list stability (97.8% unchanged)
- Added movement analysis: Beatles' White Album biggest climber (+168 positions)
- Comprehensive data spans 1955-2022 (67 years of music history)

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

README.md

@@ -92,17 +92,30 @@ The repository includes various Python utilities for data management:
 ## 🎯 Key Insights
 
 ### Notable Changes (2020 → 2023)
-- **Biggest Climber**: Lauryn Hill's "The Miseducation of Lauryn Hill" (#10 in 2023, previously much lower)
+- **Biggest Climber**: The Beatles' "White Album" (+168 positions)
-- **New Entries**: Recent albums like Beyoncé's "Renaissance" and Bad Bunny's "Un Verano Sin Ti"
+- **Major Movers**: Velvet Underground's "The Velvet Underground & Nico" (+120), Bob Marley's "Exodus" (+23)
-- **Genre Diversity**: Increased representation of hip-hop, R&B, and global music
+- **New Entries**: 8 albums spanning 1981-2022, with an average release year of 2014
+- **Remarkable Stability**: 97.8% of albums remained in the same position
+
+### Musical Era Insights
+- **Golden Age**: The 1970s dominate with 155 albums (31% of the list)
+- **Modern Restraint**: Only 41 albums from 2000-2022 (8.2% of the list)
+- **Peak Decades**: 1970s, 1990s, 1960s, and 1980s account for 80% of all albums
+- **Evolution**: Top 100 favors 1960s-1970s classics, while bottom 100 shows more temporal diversity
 
 ### Statistics  
-- **New Albums in 2023**: 192 albums (38.4% of the list)
+- **New Albums in 2023**: 8 albums (1.6% of the list)
-- **Improved Rankings**: 164 albums moved up
+- **Improved Rankings**: 3 albums moved up
-- **Dropped Rankings**: 113 albums moved down or were removed
+- **No Change**: 489 albums (97.8% stayed in same position)
-- **Most Represented Artist**: The Beatles (multiple albums in top rankings)
+- **Dropped Albums**: 8 albums removed from top 500
-- **Decades Covered**: 1950s through 2020s
+
-- **Genres**: Rock, Hip-Hop, R&B, Soul, Punk, Electronic, Country, Jazz, and more
+### Detailed Analysis
+- **Decade Dominance**: 1970s lead with 155 albums (31%), followed by 1990s (101 albums, 20.2%)
+- **Artist Champions**: The Beatles (9 albums), Bob Dylan (7), Rolling Stones (6), Kanye West (6)
+- **Label Leaders**: Columbia Records (48 albums), Warner Bros. (20), Epic & Atlantic (19 each)
+- **Era Span**: 1955-2022 (67 years of music history)
+- **Top Genre**: Rock dominates with 225 albums (45% of the list)
+- **Biggest Climber**: The Beatles' "White Album" (+168 positions)
 
 ## 🔧 Technical Details